Updated JWT library, add supports for claim exp, iat, nbf, iss, aud .

library/security/jwt/src/jwt_context.e

@@ -0,0 +1,50 @@
+note
+	description: "Summary description for {JWT_CONTEXT}."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	JWT_CONTEXT
+
+feature -- Access
+
+	time: detachable DATE_TIME
+			-- Date time to use for validation, if Void, use current date time.
+
+	validation_ignored: BOOLEAN
+			-- Read claimset of JWT without performing validation of the signature
+			-- or any of the regustered claim names.
+			-- Warning: - Use this setting with care, only if you clearly understand
+			--			  what you are doing.
+			-- 			- Without digital signature information, the integrity or authenticity
+			--			  of the claimset cannot be trusted.
+
+	issuer: detachable READABLE_STRING_8
+
+	audience: detachable READABLE_STRING_8
+
+feature -- Element change
+
+	ignore_validation (b: BOOLEAN)
+			-- If `b` then ignore validations.
+		do
+			validation_ignored := b
+		end
+
+	set_time (dt: detachable DATE_TIME)
+		do
+			time := dt
+		end
+
+	set_issuer (iss: like issuer)
+		do
+			issuer := iss
+		end
+
+	set_audience (aud: like audience)
+		do
+			audience := aud
+		end
+
+
+end